OK. This is a little tricky. Whenever we start talking Holy Trinity, we’re starting to step somewhere beyond the bounds of human logic or rational categories. We’re stepping into the supra-rational.
Nonetheless, a good percentage of Christians end up repeating and reinforcing some version of this myth, one way or another.
“Jesus was created by his Father.”
“Jesus is less than his Father.”
“Jesus is the first begotten of the Father, so he must have a beginning.”
“Jesus is less divine than his Father.”
Maybe you’re a little fuzzy on this, so a little history might give you some perspective.
In the fourth century, a Lybian priest named Arius (ca. 250-336) came up with a statement that threatened to split the ancient Church. “If the Son is begotten of the Father, then he had a beginning…If the Son had a beginning, there was a time when he was not.” This heresy became known as “Arianism”. This belief became popular, even among the clergy.
Theologians Alexander and Athanasius of Alexandria, Egypt argued that Arius had denied the true nature of Christ’s divinity. They insisted that Christ was not of a similar substance as the Father in terms of his divinity, but that he was of the same substance.
Fearing the debate could split the Roman Empire, Emperor Constantine called for an ecumenical council in 325. A second ecumenical council needed to be convened eventually in the year 381. The result of this meeting was an expansion of what is known as the “Nicene Creed”, a statement of fatih and doctrine which was expanded to say in part: